World Resorts USA Maui Weather

Maui sea water temperature

Current sea water temperature:
+79.5°F
Minimum sea water temperature in October: 82.2°F
Maximum sea water temperature in October: 77.4°F
Average sea water temperature in October: 79.9°F

Sea water temperature for the last 10 days:

October 4 79.5°F September 29 79.2°F
October 3 79.5°F September 28 79.2°F
October 2 79.5°F September 27 79.7°F
October 1 79.2°F September 26 79.9°F
September 30 79.3°F September 25 80.2°F

When is the warmest sea in Maui?

Based on the data about daily sea water temperature for the last three years the warmest sea in Maui was noticed in September, October and August.

Monthly Sea Temperatures in Maui, °F

Sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 80.0°F. The highest and lowest sea temperatures during the month were 81.0°F and 79.2°F.

Sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 79.8°F. The highest and lowest sea temperatures during the month were 80.8°F and 79.2°F.

Sea water temperature in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 79.6°F. The highest and lowest sea temperatures during the month were 80.2°F and 79.0°F.

Best time for vacation in Maui

Sunniest months:
January 14 days
October 14 days
August 13 days
Warmest months:
August 78.3 °F
September 78.0 °F
July 77.9 °F
Warmest sea temp:
September 80.0 °F
October 79.9 °F
August 79.4 °F
Coldest months:
February 71.8 °F
March 72.1 °F
January 72.3 °F
Rainiest months:
October 4 days
April 4 days
February 4 days
Windiest months:
July 13.7 mph
June 13.5 mph
November 12.8 mph

Maui on a weather map

Maui
+73°F
SW 11 mph
Feels like: +77°F
Precip.: 24%
Places in USA:
Name
°F
+57°F
+61°F
+79°F
+91°F
+91°F
+84°F
+73°F
+72°F
+61°F
+82°F
+68°F
+84°F
+82°F
+64°F
24 Hours Forecast
Maui
Local time: 15:54
October 04, sunday
1800
70°F
SW
7 mph
2100
68°F
W
7 mph
October 05, monday
0000
68°F
W
7 mph
0300
68°F
W
8 mph
0600
66°F
SW
7 mph
0900
72°F
SW
3 mph
1200
73°F
W
5 mph
1500
72°F
SW
6 mph
Units of measurement: °C / °F